50 H. Stamp exhibitions Pilsen and Kaschau with hand stamp overprint "we are free! Plus swastika", each with full special cancel "Liberec 1 German Reichspost eighth of October 1938 Heil Hitler! " on faultless letter pieces, edition 200 respectively 400 piece, photo expertize Brunel VP (2020) "the condition is perfect. ", Michel 345.-